Patents Assigned to Richard E. Hewitt
  • Self inking hand stamp
    Patent number: 4970954
    Abstract: A hand operated stamp with two slidable housings, one inside the other, adapted to compress springs when slid together and also to rotate a stamp die from an ink pad contacting position inside the inner housing to an imprint positioin at the bottom of the inner housing. The compression springs are attached to and removable with a cap on the outer housing to save space and allow easy replacement of the ink pad.
    Type: Grant
    Filed: January 9, 1990
    Date of Patent: November 20, 1990
    Assignee: Richard E. Hewitt
    Inventors: David A. Weir, Richard E. Hewitt